Crocs hits retail rival’s clog line with trade dress, design, utility patent claims

Context: Five Below is a U.S. discount retailer that sells low-priced footwear and accessories through stores and online. Crocs and its decorative shoe-charm subsidiary Jibbitz (which it acquired in 2006) sent Five Below a demand letter in March 2026, alleging that clog-style shoes, decorative charms, and a novelty shoe purse copied Crocs’ products and infringed several of its IP rights. The retailer allegedly continued selling the accused products and never provided a substantive response. 

What’s new: Crocs and Jibbitz have sued Five Below in the United States District Court for the District of Colorado, accusing the retailer of infringing Crocs’ Classic Clog trade dress and Saru design patent, as well as three Jibbitz utility patents covering charm-attachment systems. The case targets Five Below’s “Juniors Charm Clog”, associated decorative charms, and a novelty shoe purse. 

Direct impact: Five Below now faces potential disruption to sales of the accused clog-and-charm products, particularly if Crocs and Jibbitz succeed in obtaining an injunction. The case also increases the retailer’s financial exposure because the plaintiffs are pursuing trade dress, design-patent, and utility-patent claims against the same product line, including claims that could support profit recovery and enhanced damages if willfulness is established. A total disgorgement of infringer’s profits is a unique feature of U.S. design patent law.

Wider ramifications: The dispute illustrates how a single consumer product can be protected through several different forms of IP at once; Crocs is relying on trade dress and a design patent to protect aspects of the clog’s appearance, while Jibbitz is asserting utility patents directed to the functional charm-attachment system. If the case proceeds, it could provide another example of how those rights can be used together against lower-priced lookalike products sold by major retailers.